Alumina crucibles

Zirconsilicate crucibles

About us

Company details

he CompanyIn 1952, in the fires of a box kiln, within what was once an old Cleveland Police Department horse barn, a new refractory was created. A combination of raw materials, engineering, chemistry, research and finance were successfully combined and transformed to answer the special needs of a customer. In the process, a new company was also created — Zirconium Corporation of America, which was later to become Zircoa, Inc.